Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6701748 | Glassware machine | John R. Mechel, Richard A. Miller, Craig A. Hanneman | 2004-03-09 |
| 6253579 | Valve hamper assembly | Herbert C. Kroh, David E. Crots | 2001-07-03 |
| 6233975 | Common cage assembly | Herbert C. Kroh, David E. Crots | 2001-05-22 |
| 6038889 | Cooling system for a glassware machine | Herbert C. Kroh, David E. Crots | 2000-03-21 |